body,html {
  margin: 0;
  padding: 0;
  width: 100%;
  height:100%;
}

#main1 {
  width: 65%;
  height: 300px;
  margin: 10px auto;
  text-align: center;
  line-height: 300px;
}

#main {
  width: 65%;
  height: 300px;
  margin: 15px auto;
}

#tit {
  //margin-left: 470px;
  width: 200px;
  margin: 10px 45%;
}
